package com.jason.java;

/**
 * @Author: Jason
 * @Date: 2017/6/17
 * @Time: 14:07
 */
public class Test {

    public static void main(String[] args) {
        String str = "13688889999";
        String a = str.substring(0, 3);
        System.out.println(a);
        String b = str.substring(3, 7);
        System.out.println(b);
        String c = str.substring(7, str.length());
        System.out.println(c);
    }
}
